ES460440A1 - Dispositivo para la fabricacion de un elemento sensible que tiene una polarizacion electrica permanente. - Google Patents

Dispositivo para la fabricacion de un elemento sensible que tiene una polarizacion electrica permanente.

Info

Publication number
ES460440A1
ES460440A1 ES460440A ES460440A ES460440A1 ES 460440 A1 ES460440 A1 ES 460440A1 ES 460440 A ES460440 A ES 460440A ES 460440 A ES460440 A ES 460440A ES 460440 A1 ES460440 A1 ES 460440A1
Authority
ES
Spain
Prior art keywords
manufacture
sensitive element
electric polarization
permanent electric
permanent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES460440A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Publication of ES460440A1 publication Critical patent/ES460440A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49226—Electret making

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Coating Apparatus (AREA)
  • Inorganic Insulating Materials (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Pressure Sensors (AREA)
  • Thermistors And Varistors (AREA)
  • Winding Of Webs (AREA)
  • Physical Vapour Deposition (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
ES460440A 1976-07-05 1977-07-05 Dispositivo para la fabricacion de un elemento sensible que tiene una polarizacion electrica permanente. Expired ES460440A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7620698A FR2357998A1 (fr) 1976-07-05 1976-07-05 Methode de fabrication d'elements sensibles possedant une polarisation electrique permanente de mise en oeuvre

Publications (1)

Publication Number Publication Date
ES460440A1 true ES460440A1 (es) 1979-05-01

Family

ID=9175338

Family Applications (1)

Application Number Title Priority Date Filing Date
ES460440A Expired ES460440A1 (es) 1976-07-05 1977-07-05 Dispositivo para la fabricacion de un elemento sensible que tiene una polarizacion electrica permanente.

Country Status (15)

Country Link
US (2) US4173659A (enExample)
JP (1) JPS606536B2 (enExample)
AU (1) AU507205B2 (enExample)
BE (1) BE856352A (enExample)
CA (1) CA1081864A (enExample)
DE (1) DE2729904A1 (enExample)
DK (1) DK154249C (enExample)
ES (1) ES460440A1 (enExample)
FR (1) FR2357998A1 (enExample)
GB (1) GB1557915A (enExample)
IT (1) IT1076079B (enExample)
NL (1) NL182260C (enExample)
NO (1) NO144984C (enExample)
SE (1) SE417467B (enExample)
SU (1) SU1303046A3 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370182A (en) * 1981-03-16 1983-01-25 Gte Products Corporation Method of making tape transducer
JPH05214A (ja) * 1990-11-30 1993-01-08 Mitsui Petrochem Ind Ltd エレクトレツトフイルター
US6659751B1 (en) * 1998-08-12 2003-12-09 Ebara Corporation Apparatus for radiation-induced graft polymerization treatment of fabric webs
US6899931B2 (en) 2001-09-07 2005-05-31 S. C. Johnson Home Storage, Inc. Film material
US6846449B2 (en) 2001-09-07 2005-01-25 S. C. Johnson Home Storage, Inc. Method of producing an electrically charged film
FR2892392B1 (fr) * 2005-10-25 2007-12-28 Sleever Internat Company Sa Enveloppe destinee a l'emballage d'au moins un objet, du type constitue par un manchon en matiere plastique thermoretractable
CN112542683B (zh) * 2020-12-09 2022-02-25 北京航空航天大学 一种用于星载的低频信号发射天线

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904481A (en) * 1955-06-29 1959-09-15 Gen Electric Solid state polymerization
US2989633A (en) * 1956-02-08 1961-06-20 Standard Oil Co Apparatus and process for radiation
US2955953A (en) * 1956-06-05 1960-10-11 Du Pont Process of adhering an organic coating to a polymeric substrate
BE561742A (enExample) * 1956-10-18
US3081485A (en) * 1958-11-20 1963-03-19 Steigerwald Karl Heinz Process and apparatus for treating synthetic plastic materials
US3565780A (en) * 1966-09-12 1971-02-23 Du Pont Process for the preparation of graft copolymers using repetitive irradiation and contacting steps
US3501390A (en) * 1966-10-03 1970-03-17 Ford Motor Co Process for electrocoating and polymerizing by radiation
GB1302590A (enExample) * 1969-09-10 1973-01-10
US3967027A (en) * 1969-12-19 1976-06-29 Kureha Kagaku Kogyo Kabushiki Kaisha Stable electret retaining a high surface potential and method of making the same
US3711941A (en) * 1970-11-02 1973-01-23 Bell Telephone Labor Inc Fabrication of electret transducer elements using low energy electron beam
US3664605A (en) * 1970-11-23 1972-05-23 Eastman Kodak Co Reversible web transporting apparatus
US3846521A (en) * 1971-02-03 1974-11-05 Union Carbide Corp Low energy electron beam treatment of polymeric films, and apparatus therefore
FR2144933A5 (enExample) * 1971-07-02 1973-02-16 Anvar
CH571038A5 (enExample) * 1972-07-24 1975-12-31 Bbc Brown Boveri & Cie

Also Published As

Publication number Publication date
FR2357998A1 (fr) 1978-02-03
GB1557915A (en) 1979-12-19
FR2357998B1 (enExample) 1978-12-29
DK154249C (da) 1989-03-28
NL7707457A (nl) 1978-01-09
JPS606536B2 (ja) 1985-02-19
AU507205B2 (en) 1980-02-07
SE417467B (sv) 1981-03-16
DK154249B (da) 1988-10-24
NL182260B (nl) 1987-09-01
NO772330L (no) 1978-01-06
US4261287A (en) 1981-04-14
AU2656077A (en) 1979-01-04
NO144984C (no) 1981-12-16
DE2729904A1 (de) 1978-01-12
DK297377A (da) 1978-01-06
JPS5335199A (en) 1978-04-01
NL182260C (nl) 1988-02-01
SU1303046A3 (ru) 1987-04-07
CA1081864A (fr) 1980-07-15
US4173659A (en) 1979-11-06
SE7707738L (sv) 1978-01-06
NO144984B (no) 1981-09-07
BE856352A (fr) 1978-01-02
IT1076079B (it) 1985-04-22
DE2729904C2 (enExample) 1987-08-06

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980202